Omnath, Locus of Sparks

+2: Put a +1/+1 counter on each creature with landfall you control. Gain control of target creature with landfall until end of turn. It gains hasye.
-3: Return 2 lands from your graveyard to the battlefield. Sacrifice them at the end of the next end step.
-X: Return X lands from your graveyard to the battlefield. Landfall abilities activated this way activate twice if X was 10 or more.